Tamoxifen vitamin c. . . Vitamin C with bioflavonoids (about 1,000 units a day) can also help, as can vitamin BThe drug tamoxifen has a tendency to raise triglyceride levels. View drug interactions between tamoxifen and Vitamin C. Tamoxifen Tamoxifen is a selective estrogen receptor modulator used to treat breast . . One of her doctors wants her to start Tamoxifen "a wait and see " approach. . . (See Babu JR, Sundravel S, Arumugam G, et al. Breast Cancer Relapse Risk Low after Chemotherapy or ... more